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8968316453 = 19745524449
BaseRepresentation
bin10000101101000110…
…11010011000100101
3212011000110200100122
420112203122120211
5121331342111303
64041530051325
7435146301125
oct102643323045
925130420318
108968316453
113892420988
1218a3579b45
13acc038c35
14611128c85
1537751de38
hex2168da625

8968316453 has 4 divisors (see below), whose sum is σ = 9013841100. Its totient is φ = 8922791808.

The previous prime is 8968316431. The next prime is 8968316471. The reversal of 8968316453 is 3546138698.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6991802689 + 1976513764 = 83617^2 + 44458^2 .

It is a cyclic number.

It is not a de Polignac number, because 8968316453 - 212 = 8968312357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8968316395 and 8968316404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8968316353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22762028 + ... + 22762421.

It is an arithmetic number, because the mean of its divisors is an integer number (2253460275).

Almost surely, 28968316453 is an apocalyptic number.

It is an amenable number.

8968316453 is a deficient number, since it is larger than the sum of its proper divisors (45524647).

8968316453 is a wasteful number, since it uses less digits than its factorization.

8968316453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45524646.

The product of its digits is 3732480, while the sum is 53.

The square root of 8968316453 is about 94701.1956260321. The cubic root of 8968316453 is about 2077.6400481739.

The spelling of 8968316453 in words is "eight billion, nine hundred sixty-eight million, three hundred sixteen thousand, four hundred fifty-three".

Divisors: 1 197 45524449 8968316453